*{
    margin: 0;
    padding: 0;
}
html,body{
    height: 100%;
}
.box{
    width: 100%;
    height:100%;
    background-color:rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
}
.one_box{
    height:130px;
    background-color:gainsboro;
    display: flex;
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
}
.one_box p{
    width: 100px;
    height: 100px;
    /*background-color: red;*/
    font-size: 45px;
    font-family:隶书;
    margin: 40px auto;
    position:absolute;
    left: 45%;

}
.list{
    width: 300px;
    height: 500px;
    background-color: rgba(0,0,0,0.8);
    margin-top: 150px;
    display: none;
    position: absolute;
    right: 0px;
}
.list ul{
    list-style: none;
}
.list ul li{
    padding: 25px;
    text-align: center;
    line-height: 45px;
}
.list ul li a{
    text-decoration: none;
    color:white;
    font-size: 35px;
    font-family: 隶书;
}
.img:hover .list{
    display: block;
}

.one_box img{
    width: 67px;
    height: 67px;
    position: absolute;
    right: 130px;
    top: 36px;
}
#jiahao{
    width: 51px;
    height: 51px;
    position: absolute;
    right:30px;
    top: 40px;
}
.two_box{
    flex: 1;
}
.top{
    width: 100%;
    height: 140px;
    background-color: white;
    /*margin-top: 30px;*/
    display: flex;
}
.top_1{
    width: 15%;
    height: 140px;

}
.top_1 img{
    height: 70px;
    margin: 40px 35px;
}
.top_2{
    width: 70%;
    height: 140px;
    position: relative;
}
.top_2 p{
    width: 70%;
    height: 140px;
    font-size: 45px;
    margin: 30px 20px;
}
.top_2 span{
    width: 100%;
    height: 40px;
    font-size: 25px;
    color: rgba(0,0,0,0.5);
    position: absolute;
    top: 95px;
    left: 25px;
}
.top_3{
    width: 15%;
    height: 140px;
}
.top_3 img{
    width: 90px;
    padding-left: 38px;
    padding-top: 26px;
}
.midden_1{
    width: 100%;
    height: 140px;
    background-color: white;
    display: flex;
}
.midden_2{
    width: 100%;
    height: 140px;
    background-color:white;
    display: flex;
}
.midden_3{
    width: 100%;
    height: 140px;
    background-color: white;
    display: flex;
    /*margin-top: 30px;*/
}
.midden_4{
    width: 100%;
    height: 140px;
    background-color: white;
    display: flex;
    /*margin-top: 30px;*/
    position: relative;
}
#wenzi{
    font-size: 30px;
    color: rgba(0,0,0,0.5);
    position: absolute;
    left: 35px;
    top: 154px;
    font-family: 隶书;
    letter-spacing: 2px;
}
.bottom{
    width: 100%;
    height: 140px;
    background-color: white;
    margin-top: 60px;
    display: flex;
}
.three_box{
    height: 110px;
    background-color:whitesmoke;
    position: fixed;
    right: 0;
    left: 0;
    bottom: 0;
}
.three_box ul{
    list-style: none;
}
.three_box ul li{
    float: left;
    width: 25%;
    margin-top: 12px;
    text-align: center;
}
.three_box ul li a{
    text-decoration: none;
    color: black;
}
.three_box ul li a img{
    display: block;
    width: 55px ;
    height: 55px;
    margin: 0 auto;
}
.three_box ul li a span{
    font-size: 25px;
}